Moved initialization of FSL_MCDMAFEC Ethernet driver to CPU directory

Added a cpu_eth_init() function to cpu/mcf547x_8x directory and
removed code from net/eth.c

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>

cpu/mcf547x_8x/cpu.c

@@ -141,3 +141,12 @@ int watchdog_init(void)
 	return (0);
 }
 #endif				/* CONFIG_HW_WATCHDOG */
+
+#if defined(CONFIG_FSLDMAFEC)
+extern int mcdmafec_initialize(bd_t *bis);
+
+int cpu_eth_init(bd_t *bis)
+{
+	return mcdmafec_initialize(bis);
+}
+#endif

drivers/net/fsl_mcdmafec.c

@@ -582,5 +582,5 @@ int mcdmafec_initialize(bd_t * bis)
 	/* default speed */
 	bis->bi_ethspeed = 10;
 
-	return 1;
+	return 0;
 }

net/eth.c

@@ -71,7 +71,6 @@ extern int uec_initialize(int);
 extern int bfin_EMAC_initialize(bd_t *);
 extern int greth_initialize(bd_t *);
 extern int mcffec_initialize(bd_t*);
-extern int mcdmafec_initialize(bd_t*);
 extern int at91sam9_eth_initialize(bd_t *);
 
 #ifdef CONFIG_API
@@ -275,9 +274,6 @@ int eth_initialize(bd_t *bis)
 #if defined(CONFIG_MCFFEC)
 	mcffec_initialize(bis);
 #endif
-#if defined(CONFIG_FSLDMAFEC)
-	mcdmafec_initialize(bis);
-#endif
 #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \
     defined(CONFIG_AT91SAM9263)
 	at91sam9_eth_initialize(bis);